Timetabled historic train of the RhB with "C-C" (spoken Cee-cee, according to the wheel arrangement ) or "Rhaetian Crocodile" Ge 6/6 I # 414 is leaving the 232 meter long Brombänz II tunnel, crossing the 44 meter long Brombänz viaduct from 1908 over the Landwasser river, to enter the 113 meter long Brombänz I tunnel. This is the line from Filisur to Davos, between Davos Wiesen and Davos Monstein, through the Zügen gorge. The word "Zügen" means avalanche or rockslide paths. Below the bridge is the old Zügen street, which was built in 1873 and used till 1974, nowadays a walking and biking path. Since 2018, there is a timetabled historic train two times a day in the sommer months between Davos Platz and Filisur and back, replacing a modern RhB train. Behind the locomotive covered freight car K2 # 5563 from 1913, and not visible second class car B # 2246, open observation B # 2100, second class B # 2060 and parlor car As # 1143.